public static void RepairWorldIfNeeded(string directoryName)
{
try
{
string text = Storage.CombinePaths(directoryName, "Project.xml");
if (!TestXmlFile(text, "Project"))
{
Log.Warning($"Project file at \"{text}\" is corrupt or nonexistent. Will try copying data from the backup file. If that fails, will try making a recovery project file.");
string text2 = Storage.CombinePaths(directoryName, "Project.bak");
if (TestXmlFile(text2, "Project"))
{
Storage.CopyFile(text2, text);
}
else
{
string path = Storage.CombinePaths(directoryName, "Chunks.dat");
if (!Storage.FileExists(path))
{
throw new InvalidOperationException("Recovery project file could not be generated because chunks file does not exist.");
}
XElement xElement = ContentManager.Get <XElement>("RecoveryProject");
using (Stream stream = Storage.OpenFile(path, OpenFileMode.Read))
{
TerrainSerializer14.ReadTOCEntry(stream, out int cx, out int cz, out int _);
Vector3 vector = new Vector3(16 * cx, 255f, 16 * cz);
xElement.Element("Subsystems").Element("Values").Element("Value")
.Attribute("Value")
.SetValue(HumanReadableConverter.ConvertToString(vector));
}
using (Stream stream2 = Storage.OpenFile(text, OpenFileMode.Create))
{
XmlUtils.SaveXmlToStream(xElement, stream2, null, throwOnError: true);
}
}
}
}
catch (Exception)
{
throw new InvalidOperationException("The world files are corrupt and could not be repaired.");
}
}
public void ConvertChunks(string directoryName)
{
string path = Storage.CombinePaths(directoryName, "Chunks.dat");
string path2 = Storage.CombinePaths(directoryName, "Chunks32.dat");
using (Stream stream2 = Storage.OpenFile(path, OpenFileMode.Read))
{
using (Stream stream = Storage.OpenFile(path2, OpenFileMode.Create))
{
byte[] array = new byte[65536];
byte[] array2 = new byte[131072];
for (int i = 0; i < 65537; i++)
{
TerrainSerializer129.WriteTOCEntry(stream, 0, 0, -1);
}
int num = 0;
while (true)
{
stream2.Position = 12 * num;
TerrainSerializer14.ReadTOCEntry(stream2, out int cx, out int cz, out int offset);
if (offset == 0)
{
break;
}
stream.Position = 12 * num;
TerrainSerializer129.WriteTOCEntry(stream, cx, cz, num);
stream2.Position = offset;
stream.Position = stream.Length;
TerrainSerializer14.ReadChunkHeader(stream2);
TerrainSerializer129.WriteChunkHeader(stream, cx, cz);
stream2.Read(array, 0, 65536);
int num2 = 0;
for (int j = 0; j < 16; j++)
{
for (int k = 0; k < 16; k++)
{
for (int l = 0; l < 128; l++)
{
int num3 = array[2 * num2] | (array[2 * num2 + 1] << 8);
int num4 = ConvertValue(num3);
if (l < 127)
{
int num5 = num3 & 0xFF;
if (num5 == 18 || num5 == 92)
{
int num6 = (array[2 * num2 + 2] | (array[2 * num2 + 3] << 8)) & 0xFF;
if (num5 != num6)
{
num4 |= 0x40000;
}
}
}
array2[4 * num2] = (byte)num4;
array2[4 * num2 + 1] = (byte)(num4 >> 8);
array2[4 * num2 + 2] = (byte)(num4 >> 16);
array2[4 * num2 + 3] = (byte)(num4 >> 24);
num2++;
}
}
}
stream.Write(array2, 0, 131072);
stream2.Read(array, 0, 1024);
stream.Write(array, 0, 1024);
num++;
}
}
}
Storage.DeleteFile(path);
}